# A076036 (b-file synthesized from sequence entry) 0 1 1 5 2 30 3 185 4 1150 5 7170 6 44760 7 279585 8 1746870 9 10916150 10 68219860 11 426353130 12 2664633580 13 16653699860 14 104084695500 15 650526003825 16 4065775405350 17 25411052086350 18 158818913483700 19 992617612224750 20 6203857867325700 21 38774103465635100 22 242338116077385600